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Aberdeen, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-395 9 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-403 A BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
443-403 0 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
443-403 1 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
443-403 2 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
443-403 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-08-04   
443-403 4 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-403 5 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-403 6 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-403 7 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-403 8 BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236   2013-08-18   
443-403 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-01-25   
443-558 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 0 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 1 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-04   
443-558 2 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-08-07   
443-558 3 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 4   829J PAETEC ITEL, LLC 236   2010-03-01   
443-558 5 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2010-05-10   
443-558 6 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-12-02   
443-558 7 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-12-02   
443-558 9 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-04   
443-707 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
443-707 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-11-08   
443-707 1   515J IP HORIZON LLC 236   2014-08-08   
443-707 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 236   2015-07-29   
443-707 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 236   2015-07-29   
443-707 4 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 236   2014-11-17   
443-707 5 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-01-31   
443-707 6 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-01-31   
443-707 7 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-01-31   
443-707 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-11-08   
443-707 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-11-08   
443-720 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-720 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 236   2014-06-22   
443-720 1 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-11   
443-720 2 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-11   
443-720 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 236   2016-02-25   
443-720 4 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-06-15   
443-720 5 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-14   
443-720 6 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 236   2018-07-19   
443-720 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 236   2014-08-30   
443-720 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-07-09   
443-720 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-07-09   
443-760 A BLTMMDCHXAX  7421 AT&T - LOCAL 236      
443-760 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 2 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2009-05-14   
443-760 3   829J PAETEC ITEL, LLC 236   2010-03-08   
443-760 4 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2012-01-14   
443-760 5 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 6 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 7 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 9 BLTMMDCHXAX  7421 AT&T - LOCAL 236      
443-779 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-779 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2016-02-06   
443-779 1 WASHDC12KMD  145J TERRA NOVA TELECOM INC. 236   2024-07-16   
443-779 2 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 3 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 4 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 5 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 6 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 7 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 8 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-12-27   
443-788 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
443-788 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-04-06   
443-788 1 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 236   2018-10-20   
443-788 2 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-09-08   
443-788 3 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2019-03-07   
443-788 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 236   2019-03-30   
443-788 5 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-06-24   
443-788 6 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-09-08   
443-788 7 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-05-08   
443-788 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-05-08   
443-788 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-03-12   
443-855 A   829J PAETEC ITEL, LLC 236   2025-04-01   
443-855 0 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-11-27   
443-855 1   829J PAETEC ITEL, LLC 236   2005-06-19   
443-855 2 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 3 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 4 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 5 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 6 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 7 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 8 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 9 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-861 A ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
443-861 0 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 1 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 2 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 3 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 4 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 5 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 6 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 7 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 8 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 9 ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2009-10-11   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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